Carburetor

Details Carburetor Carburetor

1981-03-27

1982-08-31

Miles, Tim R.

Gas and liquid contact apparatus

Multiple diverse liquids

Water added to charge

123575, 261 50R, 261 44C, 261121B, F02M 1306

Patent

active

043471951

ABSTRACT:
A carburetor in which a main-fuel flow rate characteristic and a slow-fuel flow rate characteristic are changeable in accordance with the change of kind of fuel such as between gasoline and alcoholic fuel or the change in the engine operating condition such as atmospheric pressure. The carburetor has a main nozzle opening to an intake passage, a main fuel passage connecting the main nozzle with a float chamber, a slow fuel nozzle opening to the intake passage, a slow fuel passage connecting the slow fuel nozzle with the main fuel passage, and a change-over valve interposed between the main fuel passage and the slow fuel passage. The change-over valve is provided with a plurality of main jet ports of different diameters and a plurality of slow jet ports of different diameters for changing the degree of communications between the main fuel passage and the float chamber, and between the slow fuel passage and the main fuel passage.

REFERENCES:
patent: 1616726 (1927-02-01), Wilcox
patent: 1729382 (1929-09-01), Harel
patent: 2039990 (1936-05-01), Gustafsson
patent: 2633341 (1953-03-01), Reistad
patent: 3689036 (1972-09-01), Kikuchi et al.
patent: 4052490 (1977-10-01), Fedison
patent: 4097563 (1978-06-01), Yuzawa
patent: 4129620 (1978-12-01), Etoh
patent: 4132199 (1979-01-01), Kuroiwa et al.
patent: 4178332 (1979-12-01), Hogeman et al.

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